Pith Number

pith:ACYVHYWE

pith:2013:ACYVHYWEJNYXPAK2RFDOXIBCVB

not attested not anchored not stored refs pending

HST/WFC3 Observations of Low-Mass Globular Clusters AM 4 and Palomar 13: Physical Properties and Implications for Mass Loss

Abhijith Rajan, Andrew E. Dolphin, Carl J. Grillmair, Daniel R. Weisz, Graeme H. Smith, Katherine M. Hamren, Puragra Guhathakurta

arxiv:1308.4417 v1 · 2013-08-20 · astro-ph.GA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ACYVHYWEJNYXPAK2RFDOXIBCVB}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T01:48:07.462065Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

00b153e2c44b7177815a8946eba022a855a426225747e472331f757ec93b2971

Aliases

arxiv: 1308.4417 · arxiv_version: 1308.4417v1 · doi: 10.48550/arxiv.1308.4417 · pith_short_12: ACYVHYWEJNYX · pith_short_16: ACYVHYWEJNYXPAK2 · pith_short_8: ACYVHYWE

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/ACYVHYWEJNYXPAK2RFDOXIBCVB \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 00b153e2c44b7177815a8946eba022a855a426225747e472331f757ec93b2971

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cc0c15dfb61292b02c72f057bb0f2c89a315ea6d24ac0bbfa87a6d972355e4a2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2013-08-20T20:01:16Z",
    "title_canon_sha256": "89c19c8a820bc8b2ce9b4fdd815bc9b1830ff638adf001b9121b437165ef8325"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1308.4417",
    "kind": "arxiv",
    "version": 1
  }
}